-include $(TOPDIR)/.config
include $(TOPDIR)/include/verbose.mk
-export SHELL=/bin/bash
+export SHELL=/usr/bin/env bash -c '. $(TOPDIR)/include/shell.sh; eval "$$2"' --
ARCH:=$(strip $(subst ",, $(CONFIG_ARCH)))
TARGET_OPTIMIZATION:=$(strip $(subst ",, $(CONFIG_TARGET_OPTIMIZATION)))
DL_DIR:=$(TOPDIR)/dl
INCLUDE_DIR:=$(TOPDIR)/include
SCRIPT_DIR:=$(TOPDIR)/scripts
-TOOL_BUILD_DIR:=$(TOPDIR)/toolchain_build_$(ARCH)
+TOOL_BUILD_DIR:=$(TOPDIR)/tool_build
+TOOLCHAIN_BUILD_DIR:=$(TOPDIR)/toolchain_build_$(ARCH)
STAGING_DIR:=$(TOPDIR)/staging_dir_$(ARCH)
BIN_DIR:=$(TOPDIR)/bin
PACKAGE_DIR:=$(BIN_DIR)/packages
IPKG_TARGET_DIR:=$(PACKAGE_DIR)
BUILD_DIR:=$(TOPDIR)/build_$(ARCH)
-TMP_DIR:=$(BUILD_DIR)/tmp
+TMP_DIR:=$(TOPDIR)/tmp
STAMP_DIR:=$(BUILD_DIR)/stamp
TARGET_DIR:=$(BUILD_DIR)/root
IPKG_STATE_DIR:=$(TARGET_DIR)/usr/lib/ipkg
-REAL_GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-linux-uclibc
-GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-linux
-KERNEL_CROSS:=$(STAGING_DIR)/bin/$(OPTIMIZE_FOR_CPU)-linux-uclibc-
-TARGET_CROSS:=$(STAGING_DIR)/bin/$(OPTIMIZE_FOR_CPU)-linux-uclibc-
+ifeq ($(CONFIG_NATIVE_TOOLCHAIN),)
+ REAL_GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-linux-uclibc
+ GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-linux
+ TARGET_CROSS:=$(OPTIMIZE_FOR_CPU)-linux-uclibc-
+endif
+
IMAGE:=$(BUILD_DIR)/root_fs_$(ARCH)
-TARGET_PATH:=$(STAGING_DIR)/usr/bin:$(STAGING_DIR)/bin:/bin:/sbin:/usr/bin:/usr/sbin
+TARGET_PATH:=$(STAGING_DIR)/usr/sbin:$(STAGING_DIR)/usr/bin:$(STAGING_DIR)/bin:$(PATH)
TARGET_CFLAGS:=$(TARGET_OPTIMIZATION)
+export PATH:=$(TARGET_PATH)
+
LINUX_DIR:=$(BUILD_DIR)/linux
-LINUX_HEADERS_DIR:=$(TOOL_BUILD_DIR)/linux
+LINUX_HEADERS_DIR:=$(TOOLCHAIN_BUILD_DIR)/linux
# APPLICATIONS #
HOSTCC:=gcc
SED:=$(STAGING_DIR)/bin/sed -i -e
CP:=cp -fpR
-HOST_ARCH:=$(shell $(HOSTCC) -dumpmachine | sed -e s'/-.*//' \
- -e 's/sparc.*/sparc/' \
- -e 's/arm.*/arm/' \
- -e 's/m68k.*/m68k/' \
- -e 's/ppc/powerpc/' \
- -e 's/v850.*/v850/' \
- -e 's/sh[234]/sh/' \
- -e 's/mips-.*/mips/' \
- -e 's/mipsel-.*/mipsel/' \
- -e 's/cris.*/cris/' \
- -e 's/i[3-9]86/i386/' \
- )
-
-GNU_HOST_NAME:=$(HOST_ARCH)-pc-linux-gnu
+INSTALL_BIN:=install -m0755
+INSTALL_DIR:=install -d -m0755
+INSTALL_DATA:=install -m0644
+INSTALL_CONF:=install -m0600
+
+ifneq ($(CONFIG_CCACHE),)
+ # FIXME: move this variable to a better location
+ export CCACHE_DIR=$(STAGING_DIR)/ccache
+ TARGET_CC:= ccache $(TARGET_CC)
+endif
+
+EXTRA_CPPFLAGS := -I$(STAGING_DIR)/usr/include -I$(STAGING_DIR)/include
+EXTRA_CFLAGS := $(EXTRA_CPPFLAGS)
+EXTRA_LDFLAGS := -L$(STAGING_DIR)/usr/lib -L$(STAGING_DIR)/lib
TARGET_CONFIGURE_OPTS:= \
- PATH=$(TARGET_PATH) \
AR=$(TARGET_CROSS)ar \
- AS=$(TARGET_CROSS)as \
+ AS="$(TARGET_CC) -c $(TARGET_CFLAGS)" \
LD=$(TARGET_CROSS)ld \
NM=$(TARGET_CROSS)nm \
- CC=$(TARGET_CROSS)gcc \
- GCC=$(TARGET_CROSS)gcc \
+ CC="$(TARGET_CC)" \
+ GCC="$(TARGET_CC)" \
CXX=$(TARGET_CROSS)g++ \
RANLIB=$(TARGET_CROSS)ranlib \
- STRIP=$(TARGET_CROSS)strip
+ STRIP=$(TARGET_CROSS)strip \
+ OBJCOPY=$(TARGET_CROSS)objcopy \
+ OBJDUMP=$(TARGET_CROSS)objdump
# strip an entire directory
RSTRIP:= \
+ NM="$(TARGET_CROSS)nm" \
STRIP="$(STRIP)" \
STRIP_KMOD="$(TARGET_CROSS)strip --strip-unneeded --remove-section=.comment" \
$(SCRIPT_DIR)/rstrip.sh
# where to build (and put) .ipk packages
IPKG:= \
+ PATH="$(STAGING_DIR)/bin:$(PATH)" \
IPKG_TMP=$(BUILD_DIR)/tmp \
IPKG_INSTROOT=$(TARGET_DIR) \
IPKG_CONF_DIR=$(STAGING_DIR)/etc \
# invoke ipkg-build with some default options
IPKG_BUILD:= \
- PATH="$(TARGET_PATH)" ipkg-build -c -o root -g root
+ ipkg-build -c -o 0 -g 0
ifeq ($(CONFIG_ENABLE_LOCALE),true)
DISABLE_NLS:=
endif
ifeq ($(CONFIG_TAR_VERBOSITY),y)
- TAR_OPTIONS=-xvf
+ TAR_OPTIONS:=-xvf -
else
- TAR_OPTIONS=-xf
+ TAR_OPTIONS:=-xf -
endif
+define shvar
+V_$(subst .,_,$(subst -,_,$(subst /,_,$(1))))
+endef
+
+define shexport
+$(call shvar,$(1))=$$(call $(1))
+export $(call shvar,$(1))
+endef
+
+# Default targets for subdirectory calls
+# Parameters:
+# 1: dependencies for the prepare step
+define default_subtargets
+ %-download: FORCE
+ $$(MAKE) -C $$(patsubst %-download,%,$$@) download
+
+ %-prepare: $(1) FORCE
+ $$(MAKE) -C $$(patsubst %-prepare,%,$$@) prepare
+
+ %-compile: %-prepare
+ $$(MAKE) -C $$(patsubst %-compile,%,$$@) compile
+
+ %-install: %-compile
+ $$(MAKE) -C $$(patsubst %-install,%,$$@) install
+
+ %-clean: FORCE
+ @$$(MAKE) -C $$(patsubst %-clean,%,$$@) clean
+endef
+
+
all:
FORCE: ;
.PHONY: FORCE